add objectid to downloadbutton/add translation (#123)

* add title to downloadbutton/add translation

* add id to card

* use objectid as buttonlabel

_data/translations.yml

@@ -217,6 +217,10 @@ _includes:
           en: "Download as"
           es: "Descargar como"
           de: "Herunterladen als"
+        item:
+          en: "Item"
+          es: "Elemento"
+          de: "Element"
       compound-item-modal-gallery.html:
         previous:
           en: "Previous Item"

_includes/item/child/compound-item-download-buttons.html

@@ -31,8 +31,7 @@
             {% unless child.object_location == nil %}
             <li>
                 <a target="_blank" rel="noopener" href="{{ child.object_location | relative_url }}" class="dropdown-item">
-                    {% if page.title != child.title and child.title != nil %}{{ child.title | truncatewords: 3 }}{% else %}Item {{ forloop.index }}{% endif %}
-                    {% if child.format %}({{ child.format | split: '/' | last | upcase }}){% endif %}
+                    {{ child.objectid }} {% if child.format %}({{ child.format | split: '/' | last | upcase }}){% endif %}
                 </a>
             </li>
             {% endunless %}

_includes/item/child/compound-item-modal-gallery.html

@@ -14,8 +14,7 @@
             <div class="my-auto">
                 <div class="card-body text-center" id="{{ child.objectid }}Card">
 
-                    {% if child.title %}<div class="small text-dark mb-2">{{ child.title | truncatewords: 4 }}</div>{% endif %}
-
+                    {{ child.objectid }}: {% if child.title %}<div class="small text-dark mb-2">{{ child.title | truncatewords: 4 }}</div>{% endif %}
                     <div class="mb-2">
                         {% if child.image_thumb or child.image_small %}
                         <img class="img-thumbnail compound-thumb" src="{{ child.image_thumb | default: child.image_small | relative_url }}" alt="{{ child.image_alt_text | default: child.description | default: child.title | escape }}">